From e9654a857f3b9a5ccfa6870d4da1a7c53c80dede Mon Sep 17 00:00:00 2001 From: Tyler Wang Date: Fri, 5 Nov 2021 11:12:23 +0800 Subject: [PATCH] mb/google/dedede/var/magolor: Enable ELAN touchscreen for magneto Add ELAN touchscreen support for magneto. BUG=b:203122673 TEST=Build and verify that touchscreen works. Signed-off-by: Tyler Wang Change-Id: Ie86692901113e952c597fcfc6c58e7ee0fc172fa Reviewed-on: https://review.coreboot.org/c/coreboot/+/58967 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- .../dedede/variants/magolor/overridetree.cb | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/src/mainboard/google/dedede/variants/magolor/overridetree.cb b/src/mainboard/google/dedede/variants/magolor/overridetree.cb index de82a8a817..24b32db004 100644 --- a/src/mainboard/google/dedede/variants/magolor/overridetree.cb +++ b/src/mainboard/google/dedede/variants/magolor/overridetree.cb @@ -19,6 +19,7 @@ fw_config option TS_RAYD_0001 4 option TS_WDHT0002 5 option TS_GTCH7503 6 + option TS_ELAN_9004 7 end field AUDIO_CODEC_SOURCE 49 51 option AUDIO_CODEC_UNPROVISIONED 0 @@ -227,6 +228,26 @@ chip soc/intel/jasperlake probe TS_SOURCE TS_ELAN_6918 end end + chip drivers/i2c/hid + register "generic.hid" = ""ELAN9004"" + register "generic.desc" = ""ELAN Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D5)" + register "generic.reset_delay_ms" = "20" + register "generic.reset_off_delay_ms" = "2" + register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)" + register "generic.stop_delay_ms" = "280" + register "generic.stop_off_delay_ms" = "2" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)" + register "generic.enable_delay_ms" = "1" + register "generic.has_power_resource" = "1" + register "generic.disable_gpio_export_in_crs" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 10 on + probe TS_SOURCE TS_ELAN_9004 + end + end chip drivers/i2c/hid register "generic.hid" = ""WDHT0002"" register "generic.desc" = ""WDT Touchscreen""